extravasation

Definition

The exudation of blood, lymph or urine from a vessel into the tissues.

Etymology

From extravasate (“let out or force out (blood or fluid)”) + -ion; further etymology at extravasate. Attested from the 17th century.

Example Sentences

• "The right forearm and elbow show heavy bruises, with considerable extravasation from the surface vessels, showing they were inflicted some time before death."